Refer to Glassdoor Economic Research firm's 2015 ranking of the 40 best-paid CEOs in Table 2.1. Recall

Question:

Refer to Glassdoor Economic Research firm's 2015 ranking of the 40 best-paid CEOs in Table 2.1. Recall that data were collected on a CEO's age and ratio of salary to a typical worker's pay at the firm. One objective is to predict the ratio of salary to worker pay based on the CEO's age.
a. In this study, identify the dependent and independent variables.
b. Explain why a probabilistic model is more appropriate than a deterministic model.
c. Write the equation of the straight-line, probabilistic model.